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Doubles in session


Current system
13185+3954
ES 1544
HD 115721


Nearby doubles
8' : 13190+3953
ES 1545

18' : 13170+3949
OSO 52

27' : 13165+4007
RAO 289

35' : 13213+3945
ES 1546

42' : 13221+3952
HDS1876

42' : 13149+3944
HJ 528

45' : 13184+3909
LDS4342

54' : 13207+4041
TDS8795

60' : 13200+4051
WAA 39

65' : 13232+4029
POP 119

67' : 13155+4051
CHR 180

74' : 13122+4009
CVR1492

74' : 13149+4055
COU1911

75' : 13128+4030
A 1606

80' : 13198+3836
TDS8788AB

83' : 13230+4058
COU1582

85' : 13124+3908
KZA 46

86' : 13253+4028
HJ 1231AB

86' : 13115+4024
BVD 228

90' : 13260+4015
TDS8824

91' : 13116+3911
KZA 45

94' : 13199+3822
UC 184

94' : 13230+4112
PTF 2

95' : 13252+3901
COU1427

96' : 13187+4129
TDS8774

98' : 13166+3818
UC 2510



Selections
Full WDS
Binocular doubles
Binary Systems
Triple Systems
Quadruple Systems
Multiple Systems
Neglected List I
Neglected List II
Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.

13185+3954 ES 1544 (HD 115721)

 
 
13h 18m 27.79s +39° 53' 53.9" P.A. 271.00 sep 7.2 mag 8.20,11.57 Sp K0 dist. 69.69 pc (227.33 l.y.)
 
 
Coord 2000 13185+3954 Discov num ES 1544 Comp Coord arcsec 2000 13 18 27.79 +39 53 53.9
Date first 1916 Date last 2019 Obs 17
Pa first 268 Pa last 270.6 P.A. Now (θ) 270.6°
Sep first 7.0 Sep last 7.24 Sep. Now (ρ) 7.24"
Mag pri 8.20 Mag sec 11.57 delta mag (ΔM) 3.37 Spectral class K0 (yellow-orange)
Pri motion ra -024 Sec motion ra -029
Pri motion dec -003 Sec motion dec -003
Notes
rPM=0.171 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 115721 Constellation Canes Venatici SAO 44557 HIP 64928
Tycho2 3022-01132-1 Gaia DR2 1524595712271141888 HD 115721 BD BD+40 2642
Distance 69.69 Distance ly 227.33
 
 
WDS 13185+3954 ES 1544 (HD 115721) : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
Es_1901 Mb - Espin, T.E. 1901AN....155..321E
Es_1901 AN 155, 321, 1901 (ES 1 - 39)
Es_1902a Ma - Espin, T.E. 1902AN....158..241E
Es_1902a +Mb AN 158, 241, 1902 (ES 40 - 112)
Es_1902b Mb - Espin, T.E. 1902MNRAS..62..528E
Es_1902b MNRAS 62, 528, 1902
Es_1902c Mb j Espin, T.E. 1902MNRAS..62..402E
Es_1902c MNRAS 62, 402, 1902
Es_1903 Mb - Espin, T.E. 1903MNRAS..63..172E
Es_1903 MNRAS 63, 172, 1903 (ES 113 - 150)
Es_1904a - Espin, T.E. 1904MNRAS..64..238E
Es_1904a MNRAS 64, 238, 1904 (data superceded by MNRAS 65, 710, 1905) 1905MNRAS..65..710E
Es_1904b Mb - Espin, T.E. 1904MNRAS..64..675E
Es_1904b MNRAS 64, 675, 1904
Es_1905 Mb - Espin, T.E. 1905MNRAS..65..710E
Es_1905 MNRAS 65, 710, 1905 (ES 151 - 221)
Es_1906a Mb - Espin, T.E. 1906MNRAS..66..141E
Es_1906a MNRAS 66, 141, 1906 (ES 222 - 269)
Es_1906b Mb - Espin, T.E. 1906MNRAS..66..430E
Es_1906b MNRAS 66, 430, 1906 (ES 270 - 311)
Es_1906C Mb - Espin, T.E. 1906QB821.B972.....
Es_1906C cited in BDS (Burnham Double Star Cat.), 1906
Es_1906D Mb - Espin, T.E. 1906MmRAS..56....1L
Es_1906D cited by Lewis (MemRAS 56, 1, 1906)
Es_1907a Mb j Espin, T.E. 1907MNRAS..67..190E
Es_1907a MNRAS 67, 190, 1907 (ES 312 - 403)
Es_1907b Mb - Espin, T.E. 1907MNRAS..67..495E
Es_1907b MNRAS 67, 495, 1907 (ES 404 - 442)
Es_1908a Mb j Espin, T.E. 1908MNRAS..68..202E
Es_1908a MNRAS 68, 202, 1908 (ES 443 - 551)
Es_1908b Mb - Espin, T.E. 1908MNRAS..68..523E
Es_1908b MNRAS 68, 523, 1908 (ES 552 - 609)
Es_1908c - Espin, T.E. 1908JRASC...2..248E
Es_1908c JRASC 2, 248, 1908 (data also in MNRAS 69, 218, 1909) 1909MNRAS..69..218E
Es_1909a Mb j Espin, T.E. 1909MNRAS..69..218E
Es_1909a MNRAS 69, 218, 1909 (ES 610 - 704)
Es_1909b Mb j Espin, T.E. 1909MNRAS..69..604E
Es_1909b MNRAS 69, 604, 1909 (ES 705 - 743)
Es_1910a Mb - Espin, T.E. 1910MNRAS..70..237E
Es_1910a MNRAS 70, 237, 1910 (ES 744 - 864)
Es_1910b Mb - Espin, T.E. 1910MNRAS..70..541E
Es_1910b MNRAS 70, 541, 1910 (ES 865 - 927)
Es_1911 Mb - Espin, T.E. 1911MNRAS..71..217E
Es_1911 MNRAS 71, 217, 1911 (ES 928 - 1051)
Es_1912 Mb - Espin, T.E. 1912MNRAS..72..191E
Es_1912 MNRAS 72, 191, 1912 (ES 1052 - 1125)
Es_1913 Mb j Espin, T.E. 1913MNRAS..73..162E
Es_1913 MNRAS 73, 162, 1913 (ES 1126 - 1191)
Es_1914 Mb j Espin, T.E. 1914MNRAS..74..244E
Es_1914 MNRAS 74, 244, 1914 (ES 1192 - 1293)
Es_1915a Mb - Espin, T.E. 1915MNRAS..75..203E
Es_1915a MNRAS 75, 203, 1915 (ES 1294 - 1356)
Es_1915b Mb - Espin, T.E. 1915MNRAS..75..555E
Es_1915b MNRAS 75, 555, 1915 (ES 1357 - 1405)
Es_1915c Mb - Espin, T.E. 1915MNRAS..76..210E
Es_1915c MNRAS 76, 210, 1915 (ES 1406 - 1479)
Es_1917 Mb - Espin, T.E. 1917MNRAS..77..236E
Es_1917 MNRAS 77, 236, 1917 (ES 1480 - 1600)
Es_1918 Mb j Espin, T.E. 1918MNRAS..78..189E
Es_1918 MNRAS 78, 189, 1918 (ES 1601 - 1705, MLB 1 - 35)
Es_1919 Mb - Espin, T.E. 1919MNRAS..79..211E
Es_1919 MNRAS 79, 211, 1919 (ES 1706 - 1768, MLB 36 - 106)
Es_1920 Mb - Espin, T.E. 1920MNRAS..80..329E
Es_1920 MNRAS 80, 329, 1920 (ES 1769 - 1805, MLB 107 - 149)
Es_1921 Mb j Espin, T.E. 1921MNRAS..81..232E
Es_1921 MNRAS 81, 232, 1921 (ES 1806 - 1864, MLB 150 - 182)
Es_1922 Mb - Espin, T.E. 1922MNRAS..82..187E
Es_1922 MNRAS 82, 187, 1922 (ES 1865 - 1933, MLB 183 - 241)
Es_1923 Mb - Espin, T.E. 1923MNRAS..83..154E
Es_1923 MNRAS 83, 154, 1923 (ES 1934 - 2006, MLB 242 - 275)
Es_1924 Mb - Espin, T.E. 1924MNRAS..84..162E
Es_1924 MNRAS 84, 162, 1924 (ES 2007 - 2078, MLB 276 - 322)
Es_1925a Mb - Espin, T.E. 1925MNRAS..85..276E
Es_1925a MNRAS 85, 276, 1925 (ES 2079 - 2137, MLB 323 - 376)
Es_1925b Mb - Espin, T.E. 1925MNRAS..86...79E
Es_1925b MNRAS 86, 79, 1925
Es_1926 Mb - Espin, T.E. 1926MNRAS..86..131E
Es_1926 MNRAS 86, 131, 1926 (ES 2138 - 2209, MLB 377 - 440)
Es_1927 Mb - Espin, T.E. 1927MNRAS..87..215E
Es_1927 MNRAS 87, 215, 1927 (ES 2210 - 2273, MLB 441 - 510)
Es_1928 Mb - Espin, T.E. 1928MNRAS..88..185E
Es_1928 MNRAS 88, 185, 1928 (ES 2274 - 2328, MLB 511 - 551)
Es_1929 Mb - Espin, T.E. 1929MNRAS..89..268E
Es_1929 MNRAS 89, 268, 1929 (ES 2329 - 2362, MLB 552 - 591)
Es_1930 Mb - Espin, T.E. 1930MNRAS..90..317E
Es_1930 MNRAS 90, 317, 1930 (ES 2363 - 2400, MLB 592 - 630)
Es_1931 Mb - Espin, T.E. 1931MNRAS..91..294E
Es_1931 MNRAS 91, 294, 1931 (ES 2401 - 2444, MLB 631 - 673)
Es_1932a Mb - Espin, T.E. 1932MNRAS..92..214E
Es_1932a MNRAS 92, 214, 1932 (ES 2445 - 2543, MLB 674 - 732)
Es_1932B Mb - Espin, T.E. 1932QB821.A43......
Es_1932B cited in ADS (Aitken Double Star Cat.), 1932
Es_1933 Mb - Espin, T.E. 1933MNRAS..93..192E
Es_1933 MNRAS 93, 192, 1933 (ES 2544 - 2575, MLB 733 - 806)
Es_1937A Mb - Espin, T.E. 1937AnLei..18....1S
Es_1937A cited by Strand (Ann. Sterrew. Leiden 18, 1937)
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
13185+3954 ES 1544 1998 8 269 7.4 8.20 11.57 K0 D 131827.79+395353.9
13185+3954 ES 1544 2002 9 270 7.6 8.20 11.57 K0 D 131827.79+395353.9
13185+3954 ES 1544 2013 11 269 7.5 8.20 11.57 K0 131827.79+395353.9
13185+3954 ES 1544 2015 12 269 7.5 8.20 11.57 K0 131827.79+395353.9
13185+3954 ES 1544 2019 17 271 7.2 8.20 11.57 K0 131827.79+395353.9

If you need more information about this double, apply for a data request form to the WDS.

 
 
WDS 13185+3954 ES 1544 (HD 115721) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 13185+3954 ES 1544 (HD 115721) : MEASURES
 
 
No records found.

 
 
WDS 13185+3954 (HD 115721) : VIRTUAL EYEPIECE
 
 

13185+3954 ES 1544A mag 8.2 Sp K0 13185+3954 ES 1544B sep 5.5 P.A. 270.80 mag 11.57 virtual eyepiece
Click on the map to see the double of your interest.
Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 13185+3954 (HD 115721) : ALADIN DSS IMAGE @ 13h 18m 27.79s +39° 53' 53.9"
 
 
 
 
WDS 13185+3954 ES 1544 (HD 115721) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

13185+3954 ES 1544 distance=0' 13190+3953 ES 1545 distance=8' 13170+3949 OSO 52 distance=18' 13165+4007 RAO 289 distance=27' 13213+3945 ES 1546 distance=35' 13221+3952 HDS1876 distance=42' 13149+3944 HJ 528 distance=42' 13184+3909 LDS4342 distance=45' 13207+4041 TDS8795 distance=54' 13200+4051 WAA 39 distance=60' 13232+4029 POP 119 distance=65' 13155+4051 CHR 180 distance=67' 13122+4009 CVR1492 distance=74' 13149+4055 COU1911 distance=74' 13128+4030 A 1606 distance=75' 13198+3836 TDS8788AB distance=80' 13230+4058 COU1582 distance=83' 13124+3908 KZA 46 distance=85' 13253+4028 HJ 1231AB distance=86' 13253+4028 HJ 1231AC distance=86' 13253+4028 BKO 49AD distance=86' 13115+4024 BVD 228 distance=86' 13260+4015 TDS8824 distance=90' 13116+3911 KZA 45 distance=91' 13199+3822 UC 184 distance=94' 13230+4112 PTF 2 distance=94' 13252+3901 COU1427 distance=95' 13187+4129 TDS8774 distance=96' 13166+3818 UC 2510 distance=98' 13104+3921 KZA 43 distance=99' 13238+3831 HU 1259 distance=104' 13245+4112 NI 31 distance=105' 13092+4013 SLW 827 distance=109' 13096+3918 SLW 830 distance=109' 13114+3838 KPP3264 distance=112' 13236+3820 CVR1509 distance=112' 13131+3817 NSN 639 distance=116' 13094+3857 SLW 828 distance=120' 13091+3858 KZA 42AB distance=122' 13091+3858 KZA 42AC distance=122' 13271+3841 LDS4364AB distance=124' 13271+3841 LDS4364AC distance=124' 13208+3748 UC 2520AB distance=129' 13208+3748 PAL 4AC distance=129' 13289+4041 BVD 102 distance=129' 13101+3830 STFA 24AB distance=129' 13164+4202 HJ 1230 distance=131' 13101+3830 BU 608BC distance=131' 13068+4022 A 2062 distance=137' 13082+3844 STF1723 distance=138' 13153+3741 CVR 686 distance=139' grafico limitrofi
Click on the map to see the double of your interest.
Pass over with the mouse cursor to display the catalog designation.
Show name coord_2000 discov# comp pa sep dist(')
Show 13185+3954 ES 1544 271 7.2
Show 13190+3953 ES 1545 89 6.1 8
Show 13170+3949 OSO 52 131 17.3 18
Show 13165+4007 RAO 289 246 0.6 27
Show 13213+3945 ES 1546 222 3.0 35
Show 13221+3952 HDS1876 90 0.3 42
Show 13149+3944 HJ 528 181 19.3 42
Show 13184+3909 LDS4342 132 1.9 45
Show 13207+4041 TDS8795 358 0.5 54
Show 13200+4051 WAA 39 94 1.6 60
Show 13232+4029 POP 119 5 0.8 65
Show 13155+4051 CHR 180 58 0.6 67
Show 13122+4009 CVR1492 91 3.6 74
Show 13149+4055 COU1911 88 0.5 74
Show 13128+4030 A 1606 17 1.3 75
Show 13198+3836 TDS8788 AB 66 0.4 80
Show 13230+4058 COU1582 83 0.6 83
Show 13124+3908 KZA 46 326 48.8 85
Show 13253+4028 HJ 1231 AB 14 24.0 86
Show 13253+4028 HJ 1231 AC 233 90.4 86
Show 13253+4028 BKO 49 AD 202 39.2 86
Show 13115+4024 BVD 228 191 38.6 86
Show 13260+4015 TDS8824 212 0.7 90
Show 13116+3911 KZA 45 298 53.8 91
Show 13199+3822 UC 184 53 61.9 94
Show 13230+4112 PTF 2 281 3.4 94
Show 13252+3901 COU1427 133 1.5 95
Show 13187+4129 TDS8774 28 0.8 96
Show 13166+3818 UC 2510 13 6.7 98
Show 13104+3921 KZA 43 87 45.3 99
Show 13238+3831 HU 1259 169 0.2 104
Show 13245+4112 NI 31 149 15.1 105
Show 13092+4013 SLW 827 122 13.1 109
Show 13096+3918 SLW 830 32 131.1 109
Show 13114+3838 KPP3264 204 33.2 112
Show 13236+3820 CVR1509 40 4.7 112
Show 13131+3817 NSN 639 76 6.6 116
Show 13094+3857 SLW 828 102 81.0 120
Show 13091+3858 KZA 42 AB 17 35.2 122
Show 13091+3858 KZA 42 AC 250 56.8 122
Show 13271+3841 LDS4364 AB 265 3.8 124
Show 13271+3841 LDS4364 AC 34 31.2 124
Show 13208+3748 UC 2520 AB 224 4.0 129
Show 13208+3748 PAL 4 AC 21 5.5 129
Show 13289+4041 BVD 102 265 45.2 129
Show 13101+3830 STFA 24 AB 296 275.6 129
Show 13164+4202 HJ 1230 170 16.4 131
Show 13101+3830 BU 608 BC 269 1.3 131
Show 13068+4022 A 2062 301 0.7 137
Show 13082+3844 STF1723 12 6.1 138
Show 13153+3741 CVR 686 92 23.8 139

 
 
WDS 13185+3954 : COMPONENTS
 
 
  A
B pa=270.8°
sep=5.55"
 
 
13185+3954 A
 
 
Componente originario normalizzato AB Name HD 115721 Coord arcsec 2000 131827.79+395353.9 Mag 8.2
Spectral class K0 (yellow-orange) PmRA -24.00 PmDE -3.0 SAO 44557
HIP 64928 Tycho2 3022-01132-1 HD 115721 BD BD+40 2642
Tycho2
Tycho2 3022-01132-1 Pflag RAmdeg 199.61577263 DEmdeg 39.89830996
PmRA -23.8 PmDE -2.8 E RAmdeg 5 E DEmdeg 5
E pmRA 1.1 E pmDE 1.1 EpRAm 1991.46 EpDEm 1991.40
Num 7 Q RAmdeg 1.0 Q DEmdeg 1.0 Q pmRA 1.0
Q pmDE 1.0 BTmag 8.815 E BTmag 0.016 VTmag 8.199
E VTmag 0.011 Prox 74 TYC T HIP 64928
CCDM A RAdeg 199.61584361 DEdeg 39.89831639 EpRA 1990 1.73
EpDE 1990 1.66 E RAdeg 5.0 E DEdeg 4.8 Posflg
Corr -0.1
SAO
SAO 44557 DelFlag RA1950 PmRA1950 -0.0045
DE1950 PmDE1950 0.01 Vmag 7.8 SpType K0
Double code Source 4 CatNum 1314 DM BD+40 2642
DMcomp BDsup HD 115721 M HD 0
GC RA1950rad 3.47412601 DE1950rad 0.70094348 PmRA2000 -0.0042
PmDE2000 0.015
Hipparcos
Catalog H HIP 64928 Proxy H RAhms 13 18 27.80
DEdms +39 53 53.9 Vmag 8.1 VarFlag R Vmag H
RAdeg 199.616 DEdeg 39.8983 AstroRef A Plx 14.98
CCDM 13185+3954 N CCDM I Nsys 1 Ncomp 2
MultFlag C Source Qual B M HIP AB
Theta 269 Rho 7.445 HD 115721 BD BD+40 2642
CD CP Dm number +40 2642 VIred 0.63
SpType K0... R SpType Coord arcsec 2000 131827.80+395353.9
Hipparcos 2
HIP 64928 Sn 15 So 3 Nc 2
RArad 3.4839538507 DErad 0.6963569832 Plx 14.35 PmRA -24.48
PmDE -1.86 E RArad 0.43 E DErad 0.57 E Plx 0.98
E pmRA 0.59 E pmDE 0.69 Hpmag 8.2198 E Hpmag 0.0011
SHp 0.015 VA 0 BV 1.068 E BV 0.197
VI 0.63
CCDM
Ccdm 13185+3954 RComp Comp A Note1
Note2 Discov num DRAs -2.12 DDEs -6.2
R dRAs 10 Year Theta Rho
Obs 2 Vmag 8.2 Sp K0 PmNote *
PmRA -9 PmDE -10 Dm number +40 2642 Cat1 BD
Name2 +40 1314 Cat2 AGK2/3 HD 115721 M HD
ADS BDS A 8852 M ADS BDS N IDS IDS 13140N4027A
HIC 64928
 
 
13185+3954 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 131827.31+395354.0 Mag 11.57 PmRA -29.00
PmDE -3.0 Calc delta mag 3.37 Calc coord yes
CCDM
Ccdm 13185+3954 RComp Comp B Note1
Note2 Discov num ES 1544 DRAs DDEs
R dRAs Year 1916 Theta 268 Rho 7.1
Obs 3 Vmag 10.1 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A 8852 M ADS BDS N IDS IDS 13140N4027B
HIC 64928